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Finding the Fourth Proportional to 42,572.99, 58,750.73 and 23,710.12

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Solution

The fourth proportional to 42,572.99, 58,750.73 and 23,710.12 is: 32,719.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,572.99 : 58,750.73 = 23,710.12 : x
  2. Step 2: Convert to fraction form
    42,572.99/58,750.73 = 23,710.12/x
  3. Step 3: Cross multiply
    42,572.99x = 58,750.73 × 23,710.12
  4. Step 4: Simplify right side
    42,572.99x = 1,392,986,711.51
  5. Step 5: Solve for x
    x = 1,392,986,711.51/42,572.99
  6. Step 6: Final answer
    x = 32,719.96

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.